PEMDAS
multiply 2 in the parentheses:
6x + 10 - 16 + 2
Combine like terms:
6x -4
~
Answer: 
Step-by-step explanation:
Given
CE=85

In
, using trigonometry

I don't know where you got those answers, but the actual equation that represents those points is: y = -1/2x + 11. None of those listed above are correct.
1800m cube to the power of 3 ans
may be this helpful!